20110042485 | Adjustable Sprinkler Assembly - An adjustable sprinkler assembly incorporates a main housing including a cylindrical side wall having a first end portion that leads to a second end portion through an intermediate portion having a hollow interior. A riser member is shiftably mounted relative to the main housing to provide for adjustment of a sprinkler head attached thereto. An adjuster member, including an adjustment zone defined by a plurality of notches interconnected by a longitudinally extending groove, interconnects the riser member and the main housing. A stop member, mounted at the second end portion of the main housing, cooperates with the adjuster member to establish a desired positioning of a sprinkler head relative to the main housing. | 02-24-2011 |